gh0strat | 0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9

General

Target

0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe
Size

2.3MB
MD5

cd1eb8db9542163735204d98866ac469
SHA1

b4c869a6c80c98ad6b934997ce92a6d9a17e68b4
SHA256

0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9
SHA512

581fd03f5bbeb4c458c38833af0d41c93c8a205529db0903841a3b1ec104d7150305467c73efc904d7db63f0fd6182d48b02c5717b5c8ea3f20f59a102d1d022
SSDEEP

24576:SCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHG:SCwsbCANnKXferL7Vwe/Gg0P+WheMr

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4596-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4596-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1940-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1940-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2908-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2908-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2908-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240596015.txt	family_gh0strat
behavioral2/memory/4596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4596-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4596-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1940-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1940-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2908-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2908-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2908-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Drops file in Drivers directory 1 IoCs

Processes:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240596015.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exe

pid process

4968 R.exe
4596 N.exe
1940 TXPlatfor.exe
2908 TXPlatfor.exe
2848 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

4968 R.exe
2320 svchost.exe
2848 Remote Data.exe

pid	process
4968	R.exe
4596	N.exe
1940	TXPlatfor.exe
2908	TXPlatfor.exe
2848	Remote Data.exe

pid	process
4968	R.exe
2320	svchost.exe
2848	Remote Data.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4596-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4596-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4596-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1940-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1940-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1940-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2908-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2908-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2908-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240596015.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1452 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2908 TXPlatfor.exe

pid	process
1452	PING.EXE

pid	process
2908	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4596	N.exe
Token: SeLoadDriverPrivilege	2908	TXPlatfor.exe
Token: 33	2908	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2908	TXPlatfor.exe
Token: 33	2908	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2908	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe

pid	process
5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe
5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 5064 wrote to memory of 4968	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	R.exe
PID 5064 wrote to memory of 4968	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	R.exe
PID 5064 wrote to memory of 4968	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	R.exe
PID 5064 wrote to memory of 4596	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	N.exe
PID 5064 wrote to memory of 4596	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	N.exe
PID 5064 wrote to memory of 4596	5064	0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe	N.exe
PID 4596 wrote to memory of 760	4596	N.exe	cmd.exe
PID 4596 wrote to memory of 760	4596	N.exe	cmd.exe
PID 4596 wrote to memory of 760	4596	N.exe	cmd.exe
PID 1940 wrote to memory of 2908	1940	TXPlatfor.exe	TXPlatfor.exe
PID 1940 wrote to memory of 2908	1940	TXPlatfor.exe	TXPlatfor.exe
PID 1940 wrote to memory of 2908	1940	TXPlatfor.exe	TXPlatfor.exe
PID 760 wrote to memory of 1452	760	cmd.exe	PING.EXE
PID 760 wrote to memory of 1452	760	cmd.exe	PING.EXE
PID 760 wrote to memory of 1452	760	cmd.exe	PING.EXE
PID 2320 wrote to memory of 2848	2320	svchost.exe	Remote Data.exe
PID 2320 wrote to memory of 2848	2320	svchost.exe	Remote Data.exe
PID 2320 wrote to memory of 2848	2320	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe
"C:\Users\Admin\AppData\Local\Temp\0e8b3e4cf552eed448981e0039c505b93c41c634d103e5d21f7011d6c8ab61b9.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5064

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:4968

C:\Users\Admin\AppData\Local\Temp\N.exe
C:\Users\Admin\AppData\Local\Temp\\N.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4596

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:760

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:1452

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3352

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2320

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240596015.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2848

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1940

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -acsi
2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\N.exe
Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe
Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Users\Admin\Desktop\HideRedo.exe
Filesize
2.8MB

MD5
327db56209de21267d70602d1319b787

SHA1
3ff7373c8f2f93afb30b65761ef6b3c74d39501d

SHA256
d21f8311d5eb0063d1782c96a0b565b4f95cfd02b42eeef72e31a6e1b0b4b184

SHA512
295804fa7ad3062518de4acf89e1fdac2b2ed6ce889798e82e4e12cea91541a53cd790f033af32f6db8f384501f5acfa5ef97b6fad1701c2e8209f9ad193d301

Download Submit
C:\Windows\SysWOW64\240596015.txt
Filesize
899KB

MD5
feecc4ed5ba33cb4a6d7a57a79e45d11

SHA1
c005f0dd140c37d17cbce6320b84c69a48cea7a7

SHA256
67c42f2319cd41687386b246c450f548349e85c00c36b41eef37aa5f98e3efbe

SHA512
bf5b076ddc2827a86892ac8394c7850145b3d1ba143a09e4bda61e236b8da779c2bbe9c692237325c79b72aa11fd2302dd0636604b38b7eac617173889fb4c78

Download Submit
C:\Windows\SysWOW64\Remote Data.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1940-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1940-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1940-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2908-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2908-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2908-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4596-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4596-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4596-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4596-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads